Boat towed amusement device



FIG. 1 is a perspective view of a boat towed amusement device showing my new design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof; and,

FIG. 5 is a side view thereof.

The side opposite to that shown in FIG. 5 is a mirror image thereof. 

The ornamental design for a boat towed amusement device, as shown and described. 